10 WEST 90 STREET
10 WEST 90 STREET is a Class C5 (walk-up, four families) building in Manhattan (BBL 1012030040) built in 1889, with 10 residential units across 4 floors.
The building is in NYC community district 107, council district 6, zoning district R7-2, on a 1,913-square-foot lot with a building footprint of 6,146 square feet.
The current registered owner of record per NYC PLUTO is 1636 PROPERTIES LLC.
The most recent ACRIS deed transfer for this BBL was recorded on December 1, 2021 when SHACK WEST 90TH STREET LLC conveyed the property to 1636 PROPERTIES LLC for $3.80M. The transaction was financed with a $1.60M mortgage from First Republic Bank.
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Head Officermagdalena kosz
- Corporate Owner1636 Properties LLC
- Managing Agentc/o A.J. Clarke Real Estate
- Site ManagerKOSHA DIAZ
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R7-2
- Lot size:
- 1,913 sqft
- Building area:
- 6,146 sqft
- Floors:
- 4
- Assessed value:
- $1.6M
- Community district:
- 107
- Council district:
- 6
HPD violations
Recent HPD violation details
- Class IInspected Nov 17, 2025§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class IInspected Nov 2, 2022§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class IInspected Oct 10, 2018§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class IInspected Feb 3, 2015SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THER…
- Class BInspected Jun 14, 2006SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FRO…
Recent ACRIS activity
Frequently asked questions about 10 WEST 90 STREET
Who owns 10 WEST 90 STREET?
The current registered owner of record for 10 WEST 90 STREET per NYC PLUTO is 1636 PROPERTIES LLC. The most recent ACRIS deed transfer for this BBL was recorded on December 1, 2021 when the property was conveyed to 1636 PROPERTIES LLC. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 10 WEST 90 STREET last sold?
The most recent ACRIS deed transfer for 10 WEST 90 STREET was recorded on December 1, 2021, when SHACK WEST 90TH STREET LLC conveyed the property to 1636 PROPERTIES LLC for $3.80M. The transaction was financed with a $1.60M mortgage from First Republic Bank.
How many HPD violations does 10 WEST 90 STREET have?
No open HPD housing-maintenance code violations are on record for 10 WEST 90 STREET as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 10 WEST 90 STREET?
NYC Department of Finance assesses 10 WEST 90 STREET at $1.55M for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 10 WEST 90 STREET and what does that mean?
10 WEST 90 STREET is NYC building class C5 — Walk-up, four families. A 3-to-6-story walk-up apartment building with 4 residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.